PARIS — Things are heating up at France Telecom as company president Didier Lombard and the nation’s film industry engage in a tete-a-tete over how much the company should invest in French cinema. Lombard said at MIPTV in April that his company planned to launch “Orange Cinema Series,” a subscription television service spanning all media platforms. The new product would offer new films, TV series and catalog titles through exclusive content deals with Warner Bros. International…